GHSA-3X58-XR87-2FCJ

Vulnerability from github – Published: 2021-05-18 21:07 – Updated: 2024-05-20 21:19
VLAI?
Summary
Cross-site scripting in bluemonday
Details

bluemonday before 1.0.5 allows XSS because certain Go lowercasing converts an uppercase Cyrillic character, defeating a protection mechanism against the "script" string.

Severity ?
6.1 (Medium)
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
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{
  "affected": [
    {
      "package": {
        "ecosystem": "Go",
        "name": "github.com/microcosm-cc/bluemonday"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "1.0.5"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "aliases": [
    "CVE-2021-29272"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-79"
    ],
    "github_reviewed": true,
    "github_reviewed_at": "2021-05-18T21:05:51Z",
    "nvd_published_at": null,
    "severity": "MODERATE"
  },
  "details": "bluemonday before 1.0.5 allows XSS because certain Go lowercasing converts an uppercase Cyrillic character, defeating a protection mechanism against the \"script\" string.",
  "id": "GHSA-3x58-xr87-2fcj",
  "modified": "2024-05-20T21:19:56Z",
  "published": "2021-05-18T21:07:37Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2021-29272"
    },
    {
      "type": "WEB",
      "url": "https://github.com/microcosm-cc/bluemonday/issues/111"
    },
    {
      "type": "WEB",
      "url": "https://github.com/microcosm-cc/bluemonday/commit/524f142fe46e945b7dcd291d7805c4b7dcf75bee"
    },
    {
      "type": "PACKAGE",
      "url": "https://github.com/microcosm-cc/bluemonday"
    },
    {
      "type": "WEB",
      "url": "https://github.com/microcosm-cc/bluemonday/releases/tag/v1.0.5"
    },
    {
      "type": "WEB",
      "url": "https://pkg.go.dev/vuln/GO-2022-0762"
    },
    {
      "type": "WEB",
      "url": "https://vuln.ryotak.me/advisories/4"
    },
    {
      "type": "WEB",
      "url": "https://vuln.ryotak.me/advisories/4.txt"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N",
      "type": "CVSS_V3"
    }
  ],
  "summary": "Cross-site scripting in bluemonday"
}


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